HDMI: High-Definition Multimedia Interface A standard digital cable for transmitting multimedia content between devices. HDMI evolved from DVI and is backward-compatible with the video-only standard.

UWB: Ultra wideband A technology for transmitting data over the unlicensed spectrum of bandwidth above 3 GHz. UWB signals travel a very short distance but are capable of transmitting a great amount of data.

WHDI: Wireless High Definition Interface A proprietary technology for wirelessly transmitting uncompressed video signals in the 5-GHz band. Created by the Israel-based company Amimon.WiMedia Alliance An organization dedicated to UWB connectivity solutions. The group develops standards for transmitting multimedia data wirelessly.

WirelessHD A specification under development for a digital interface that will transmit uncompressed multimedia data wirelessly among devices. The WirelessHD signal uses the unlicensed 60-GHz frequency.